Takardar Bayanin Fasaha na SMD LED LTW-C181DS5-GE2 - Siriri Mai Girman 0.55mm - Farin InGaN - 20mA - Takardar Fasaha ta Turanci

1. Bayyana Samfurin

Wannan takarda tana ba da cikakkun bayanai na fasaha na na'urar haske mai hawa sama (SMD) wato Light Emitting Diode (LED). Wannan ɓangaren yana cikin dangin ƙananan LED waɗanda aka ƙera musamman don tsarin haɗa allon da'ira (PCB) ta atomatik da aikace-aikacen da sarari ya zama matsalar gaske. LED tana amfani da kayan semiconductor na InGaN (Indium Gallium Nitride) don samar da hasken fari, yana ba da haske mai ƙarfi a cikin ƙaramin siffa.

Tushen ƙirar wannan samfurin shine samar da ingantaccen mafita na haske mai inganci wanda zai haɗu da ayyukan ƙera na'urorin lantarki na zamani. Dangantakarsa da hanyoyin siyar da guduro ta infrared (IR) da kayan aikin ɗauka da sanyawa ta atomatik ya sa ya dace da wuraren samarwa masu yawa. Girman siririn kunshin shi ne babban siffa, wanda ke ba da damar amfani da shi a cikin na'urorin lantarki na masu amfani da na masana'antu masu siriri.

1.1 Siffofi

• Ya bi ka'idojin Takunkumin Abubuwa Masu Hatsari (RoHS).
• Siriri sosai tare da girman kunshi kawai milimita 0.55.
• Yana amfani da guntu mai haske na farin InGaN.
• Ana bayarwa a cikin kunshin da'irar masana'antu: tef mai girman 8mm akan reels masu diamita inci 7.
• Ya bi daidaitattun siffofin kunshi na Ƙungiyar Masana'antu ta Lantarki (EIA).
• Ya dace da matakan dabaru na haɗaɗɗen da'ira (IC) ta fuskar lantarki.
• An ƙera shi don dacewa da tsarin sanya ɓangarori ta atomatik.
• Yana jurewa daidaitattun siffofin siyar da guduro ta infrared.

1.2 Aikace-aikace

An ƙera wannan LED don ɗimbin kayan aikin lantarki. Manyan wuraren aikace-aikacensa sun haɗa da:

• Kayan Aikin Sadarwa:Alamomin halin da ake ciki akan na'urorin hanyar sadarwa, modem, da wayoyin hannu.
• Sarrafa Ofis ta Atomatik:Hasken baya don maɓallan maɓalli, madannai, da allunan sarrafawa a cikin na'urorin bugawa, na'urori masu dubawa, da na'urori masu kwafi.
• Kayan Lantarki na Masu Amfani & Kayan Aikin Gida:Alamomin wutar lantarki, yanayi, ko aiki a cikin na'urori kamar lasifikar waya, talabijin, da kayan aikin dafa abinci.
• Kayan Aikin Masana'antu:Alamomin yanayin inji, kuskure, ko yanayin aiki a cikin tsarin sarrafawa.
• Alamun Cikin Gida & Ƙananan Nuni:Hasken alamomi, gumaka, ko ƙananan nunin bayanai.

2. Ma'auni na Fasaha: Cikakken Fassarar Manufa

2.1 Matsakaicin Matsakaicin Matsakaici

Waɗannan ma'auni suna ayyana iyakokin damuwa waɗanda bayan su lalacewar dindindin na na'urar na iya faruwa. Ba a ba da garantin aiki a ƙarƙashin ko a waɗannan iyakokin ba. Duk ƙimomin an ƙayyade su a yanayin zafin muhalli (Ta) na 25°C.

• Rushewar Wutar Lantarki (Pd):76 mW. Wannan shine matsakaicin adadin wutar lantarki da kunshin LED zai iya watsawa azaman zafi ba tare da wuce iyakokin zafinsa ba.
• Matsakaicin Halin yanzu na Gaba (I_F(PEAK)):100 mA. Wannan shine matsakaicin halin yanzu da aka yarda a ƙarƙashin yanayin bugun jini, wanda aka ƙayyade a cikin zagayowar aiki 1/10 da faɗin bugun 0.1ms. Ya fi girma sosai fiye da ƙimar halin yanzu na ci gaba.
• Halin yanzu na DC na Gaba (I_F):20 mA. Wannan shine matsakaicin halin yanzu na gaba na ci gaba da aka ba da shawarar don aiki mai dogon lokaci mai dogaro.
• Kewayon Zafin Aiki (T_opr):-20°C zuwa +105°C. Kewayon zafin muhalli wanda aka ƙera LED don yin aiki daidai a cikinsa.
• Kewayon Zafin Ajiya (T_stg):-40°C zuwa +105°C. Kewayon zafin jiki don ajiyar da ba ta aiki ba.
• Yanayin Siyar da Guduro ta Infrared:260°C na dakika 10. Matsakaicin siffar zafi da kunshin zai iya jurewa yayin siyar da guduro.

2.2 Halayen Lantarki da Na'urar Gani

Waɗannan su ne ma'auni na ayyuka na yau da kullun da aka auna a ƙarƙashin daidaitattun yanayin gwaji (Ta=25°C, I_F=5mA sai dai idan an lura).

• Ƙarfin Hasken (I_V):Ya bambanta daga 112.0 mcd (millicandela) zuwa 224.0 mcd. An auna ta amfani da firikwensin da aka tace don dacewa da lanƙwaran amsawar ido na CIE photopic. Ainihin ƙimar tana cikin kwandon ajiya (duba Sashe na 3).
• Kusurwar Kallo (2θ_1/2):Digiri 130. Wannan shine cikakken kusurwar da ƙarfin haske ya rabi na ƙarfin da aka auna a digiri 0 (a kan-axis). Faɗin kusurwar kallo kamar wannan yana ba da haske mai faɗi, watsawa wanda ya dace da hasken baya da alamomin halin da ake ciki.
• Ma'auni na Launi (x, y):Ƙimomin na yau da kullun sune x=0.304, y=0.3005 akan zanen launi na CIE 1931. Waɗannan ma'auni suna ayyana wurin launin da ake gani na hasken fari. Haƙuri da binning suna aiki (duba Sashe na 3).
• Ƙarfin Wutar Lantarki na Gaba (V_F):Ya bambanta daga 2.70V zuwa 3.15V a 5mA. Wannan shine faɗuwar wutar lantarki a kan LED lokacin da yake gudanar da halin yanzu. An sanya shi cikin takamaiman kewayon (duba Sashe na 3).
• Halin yanzu na Baya (I_R):Matsakaicin 2 μA a Ƙarfin Wutar Lantarki na Baya (V_R) na 5V. Wannan ma'auni yana da mahimmanci don dalilai na gwajin IR; ba a yi niyya don aiki a cikin bambance-bambancen baya ba.

3. Bayanin Tsarin Darajar Bin

Don tabbatar da daidaito a cikin samarwa mai yawa, ana rarraba LED (binning) bisa mahimman ma'auni. Wannan yana ba masu ƙira damar zaɓar sassa waɗanda suka dace da takamaiman tagogin aiki don aikace-aikacensu.

3.1 Darajar Ƙarfin Wutar Lantarki na Gaba (V_F)

Binning a I_F= 5mA. Kowane kwandon ajiya yana da haƙuri na ±0.1V.

• Lambar Bin A: V_F= 2.70V zuwa 2.85V
• Lambar Bin B: V_F= 2.85V zuwa 3.00V
• Lambar Bin C: V_F= 3.00V zuwa 3.15V

3.2 Darajar Ƙarfin Hasken (I_V)

Binning a I_F= 5mA. Kowane kwandon ajiya yana da haƙuri na ±15%.

• Lambar Bin R1: I_V= 112.0 mcd zuwa 146.0 mcd
• Lambar Bin R2: I_V= 146.0 mcd zuwa 180.0 mcd
• Lambar Bin S1: I_V= 180.0 mcd zuwa 224.0 mcd

3.3 Darajar Launi (Chromaticity)

An ayyana shi ta iyakoki akan zanen launi na CIE 1931 (x, y) a I_F= 5mA. Kowane kwandon ajiya yana da haƙuri na ±0.01 a cikin ma'auni na x da y. Takardar bayanai tana jera takamaiman iyakoki na huɗu don kwandon ajiya kamar S1-2, S2-2, S3-1, da S4-1. Wannan binning yana tabbatar da daidaiton launi a cikin LED da yawa a cikin taro.

4. Bayanin Injiniya da Kunshi

4.1 Girman Kunshi

LED yana da ƙirar kunshi mai siriri sosai. Babban girmansa shine tsayi, wanda shine 0.55 mm. Duk sauran girmansu na kunshi ana bayar da su a cikin cikakken zanen injiniya a cikin takardar tushe, tare da daidaitaccen haƙuri na ±0.1 mm sai dai idan an ƙayyade. Launin ruwan tabarau rawaya ne, yayin da tushen haske kansa guntu ne na farin InGaN.

4.2 Tsarin Dandalin PCB da Aka Ba da Shawara

An ba da shawarar tsarin ƙasa (sawun ƙafa) don allon da'ira don tabbatar da ingantaccen siyar da guduro da kwanciyar hankali na injiniya. Bin wannan shimfiɗar da aka ba da shawarar yana taimakawa cimma ingantattun filaye na guduro da hana kabari ko kuskuren daidaitawa yayin sake kwarara.

4.3 Gano Polarity

Daidaitaccen polarity yana da mahimmanci ga aikin LED. Takardar bayanai ta haɗa da zane wanda ke gano tashoshin anode da cathode akan kunshin. Yawanci, ana nuna wannan ta hanyar alama a jikin ɓangaren ko rashin daidaituwa a cikin sawun ƙafar kunshi.

5. Jagororin Siyar da Guduro da Taro

5.1 Ma'auni na Siyar da Guduro ta Infrared

Don hanyoyin guduro marasa gubar (Pb-free), ana ba da shawarar takamaiman siffar zafi. Mahimmin ma'auni shine matsakaicin zafin jiki na 260°C, wanda bai kamata a wuce fiye da dakika 10 ba. Siffar ta haɗa da matakin riga-kafi. An jaddada cewa mafi kyawun siffar ya dogara da takamaiman ƙirar PCB, ɓangarori, da man guduro da aka yi amfani da su, kuma ya kamata a siffanta su don kowane aikace-aikace.

5.2 Siyar da Guduro ta Hannu

Idan siyar da guduro ta hannu ya zama dole, ya kamata a yi shi da kulawa sosai. Shawarar ita ce a yi amfani da ƙarshen guntun ƙarfe a matsakaicin zafin jiki na 300°C, tare da iyakance lokacin siyar da guduro zuwa dakika 3 kowane dandali. Ya kamata a yi wannan sau ɗaya kawai don hana lalacewar zafi ga guntun LED da kunshi.

5.3 Tsaftacewa

Idan ana buƙatar tsaftacewa bayan siyar da guduro, kawai ya kamata a yi amfani da takamaiman kaushi. Hanyoyin da aka yarda sun haɗa da nutsar da LED a cikin barasa na ethyl ko isopropyl alcohol a yanayin daki na yau da kullun na ƙasa da minti ɗaya. Amfani da sinadarai da ba a ƙayyade ba na iya lalata kayan kunshin LED.

6. Kunshi da Gudanarwa

6.1 Cikakkun Bayanai na Tef da Reel

Ana samar da ɓangarorin a cikin tef mai faɗin 8mm mai ɗaukar hoto wanda aka nannade akan reels masu diamita inci 7 (178mm). Daidaitattun adadin reel shine guda 5000 a kowane reel. Kunshin ya bi daidaitattun bayanai na ANSI/EIA-481. Muhimman bayanan gudanarwa sun haɗa da: ana ba da izinin mafi ƙarancin ɓangarori biyu masu zuwa, kuma mafi ƙarancin adadin da za'a iya oda na ragowar shine guda 500.

6.2 Yanayin Ajiya

Kunshi Mai Rufi:LED a cikin jakarsu ta asali, ba a buɗe ba mai hana danshi (tare da busasshiyar) yakamata a adana su a ≤30°C da ≤90% Danshi na Dangi (RH). An ba da shawarar rayuwar shiryayye a ƙarƙashin waɗannan sharuɗɗan shekara ɗaya.
Kunshi da aka Buɗe:Da zarar an buɗe jakar shinge na danshi, ɓangarorin suna fuskantar danshin muhalli. Yakamata a adana su a ≤30°C da ≤60% RH. Don ɓangarorin da suka cika matakin hankali na Danshi (MSL) 2a, ana ba da shawarar kammala tsarin sake kwarara na IR cikin sa'o'i 672 (kwanaki 28) na fallasa. ɓangarorin da aka fallasa na tsawon lokaci yakamata a gasa su a kusan 60°C na aƙalla sa'o'i 20 kafin siyar da guduro don cire danshin da aka sha da hana lalacewar \"gwauron masara\" yayin sake kwarara.

6.3 Kariya daga Zubar da Wutar Lantarki (ESD)

LED yana da hankali ga zubar da wutar lantarki da haɓakar wutar lantarki. Dole ne a yi amfani da ingantattun matakan sarrafa ESD yayin gudanarwa da haɗawa. Wannan ya haɗa da amfani da igiyoyin wuyan hannu masu tushe, safar hannu masu hana tashin hankali, da tabbatar da cewa duk kayan aiki da saman aiki suna da tushe daidai.

7. Bayanan Aikace-aikace da Abubuwan Ƙira

7.1 Iyakance Halin yanzu

Resistan mai iyakance halin yanzu na waje wajibi ne lokacin tuƙi LED daga tushen wutar lantarki. Ƙimar resistor (R_limit) za a iya ƙididdige ta ta amfani da Dokar Ohm: R_limit= (V_supply- V_F) / I_F. Amfani da matsakaicin V_Fdaga takardar bayanai (misali, 3.15V) a cikin lissafin yana tabbatar da cewa halin yanzu bai wuce iyaka ba ko da tare da ɓangaren kwandon ajiya mai ƙarfin wutar lantarki. Don aiki mai dogaro, tuƙi LED a ko ƙasa da matsakaicin halin yanzu na gwaji na 5mA yana da kyau sai dai idan ana buƙatar haske mai ƙarfi musamman.

7.2 Gudanar da Zafi

Ko da yake rushewar wutar lantarki yana da ƙasa, ingantaccen ƙirar zafi yana tsawaita rayuwar LED da kuma kiyaye fitowar haske. Tabbatar cewa ƙirar dandalin PCB yana ba da isassun taimakon zafi bisa ga shimfiɗar da aka ba da shawarar. A cikin aikace-aikacen zafin muhalli mai girma, rage halin yanzu na gaba na iya zama dole don kasancewa cikin iyakokin zafin haɗuwa.

7.3 Ƙirar Gani

Kusurwar kallo na digiri 130 tana samar da faɗin tsarin fitarwa mai kama da Lambertian. Don aikace-aikacen da ke buƙatar ƙara mayar da hankali, za a buƙaci na'urorin gani na biyu (ruwan tabarau ko jagororin haske). Ruwan tabarau rawaya yana aiki azaman phosphor mai canza launi don guntun shuɗi na InGaN don ƙirƙirar hasken fari, kuma kaddarorinsa suna da mahimmanci ga cikakkiyar launi.

8. Kwatancen Fasaha da Bambance-bambance

Babban siffa mai banbanta na wannan LED shine0.55mm tsayi mai siriri sosai. Wannan ya sa ya zama zaɓi mai ban sha'awa don na'urori na zamani masu siriri kamar wayoyin hannu, kwamfutocin hannu, da na'urorin lantarki masu sawa waɗanda tsayin z ya takura. Idan aka kwatanta da daidaitattun kunshin LED waɗanda zasu iya zama 0.6mm ko mafi girma, wannan ɓangaren yana ba da raguwa kai tsaye a cikin kauri na haɗawa. Bugu da ƙari, haɗinsa na haske mai ƙarfi (har zuwa 224 mcd a 5mA) da faɗin kusurwar kallo a cikin irin wannan siririn kunshi babban nasara ne na injiniya, yana daidaita aikin gani tare da ƙarancin injiniya.

9. Tambayoyin da ake yawan yi (Bisa Ma'auni na Fasaha)

Q: Zan iya tuƙi wannan LED a 20mA akai-akai?
A: Ee, 20mA shine matsakaicin halin yanzu na DC na gaba. Don mafi tsawon rayuwa da ingantaccen aiki, ana ba da shawarar yin aiki a ƙaramin halin yanzu kamar 5-10mA.

Q: Menene bambanci tsakanin kwandon ajiya na ƙarfi R1, R2, da S1?
A: Waɗannan kwandon ajiya suna wakiltar kewayon fitarwa daban-daban. S1 shine mafi haske (180-224 mcd), R2 shine matsakaici (146-180 mcd), kuma R1 shine daidaitaccen kwandon ajiya (112-146 mcd). Zaɓar kwandon ajiya mafi girma yana tabbatar da mafi girman fitowar haske don takamaiman halin yanzu.

Q: Yaya mahimmanci rayuwar bene na sa'o'i 672 bayan buɗe jakar?
A: Yana da mahimmanci sosai don dogaro. Wuce wannan lokacin fallasa ba tare da zagayowar gasa kafin sake kwarara ba na iya haifar da rabuwar kunshi na ciki ko fashewa saboda saurin tururin danshin da aka sha yayin siyar da guduro (tasirin \"gwauron masara\").

Q: Me yasa ƙimar halin yanzu na baya kawai don dalilai na gwaji?
A: LED diode ne kuma ba a ƙera shi don yin aiki a cikin bambance-bambancen baya a cikin da'ira ba. Ƙimar ƙarfin wutar lantarki na baya na 5V yanayin gwaji ne don tabbatar da halin yanzu na ɓarna, ba jagorar aiki ba. Koyaushe tabbatar da daidaitaccen polarity a cikin da'ira.

10. Ka'idojin Aiki

Wannan LED yana aiki akan ka'idar electroluminescence a cikin haɗin p-n na semiconductor. Yankin aiki ya ƙunshi InGaN. Lokacin da ƙarfin wutar lantarki na gaba wanda ya wuce ƙarfin kunna diode (V_F) aka yi amfani da shi, ana shigar da electrons da ramuka cikin yankin aiki inda suke sake haɗuwa. A cikin LED fari, wannan sake haɗuwa a cikin Layer InGaN yawanci yana samar da hasken shuɗi. Laka mai phosphor (wanda ke cikin ruwan tabarau rawaya) yana ɗaukar wani ɓangare na wannan hasken shuɗi kuma yana sake fitar da shi azaman hasken rawaya. Haɗuwar sauran hasken shuɗi da canza hasken rawaya idon ɗan adam yana ganinsa azaman hasken fari. Takamaiman ma'auni da abun da ke ciki na phosphor suna ƙayyade daidai ma'auni na launi (x, y) akan zanen CIE.

11. Trends na Masana'antu

Ci gaban wannan ɓangaren yana nuna wasu mahimman abubuwan da ke faruwa a cikin optoelectronics:Ƙananan Ƙirarya ci gaba da zama babban direba, yana tura girmansu na kunshi ƙasa da 0.5mm.Ƙara Ingantaccen Aikiyana dawwama, tare da sabbin ƙirar guntu da phosphor suna ba da mafi girman lumens kowace watt (lm/W).Daidaiton Launi da Binningsun zama mafi ƙware, tare da ƙananan kwandon ajiya (kamar ƙayyadaddun huɗu na launi) suna ba da damar mafi kyawun daidaitawar launi a cikin jerin LED da yawa don nunawa da haske. A ƙarshe,dacewar masana'antuya kasance mahimmanci, tare da inganta ɓangarori don cikakkiyar atomatik, layin SMT masu sauri kuma suna da ƙarfi don daidaitattun siffofin sake kwarara marasa gubar, kamar yadda cikakkun jagororin siyar da guduro suka nuna.